Datasheet > 72V3641L20PF

72V3641L20PF

更新时间： 2024-11-27 05:37:27

品牌	Logo	应用领域
艾迪悌 - IDT		/
页数	文件大小	规格书
21页	220K
描述
TQFP-120, Tray

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中文翻译

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数据手册

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72V3641L20PF 数据手册

3.3 VOLT CMOS SyncFIFO^TM

512 x 36

1,024 x 36

IDT72V3631

IDT72V3641

IDT72V3651

2,048 x 36

• Available in 132-pin plastic quad flat package (PQFP) or space-

saving 120-pin thin quad flat package (TQFP)

• Pin and functionally compatible versions of the 5V operating

IDT723631/723641/723651

FEATURES

• Storage capacity:

IDT72V3631 - 512 x 36

IDT72V3641 - 1,024 x 36

IDT72V3651 - 2,048 x 36

• Easily expandable in width and depth

•

Industrial temperature range (–40°C to +85°C) is available

• Supports clock frequencies up to 67 MHz

• Fast access times of 10ns

• Free-running CLKA and CLKB can be asynchronous or coinci-

dent (permits simultaneous reading and writing of data on a

single clock edge)

• Clocked FIFO buffering data from Port A to Port B

• Synchronous read retransmit capability

• Mailbox register in each direction

• Programmable Almost-Full and Almost-Empty flags

• Microprocessor interface control logic

• Input Ready (IR) and Almost-Full (AF) flags synchronized by

CLKA

DESCRIPTION

TheIDT72V3631/72V3641/72V3651arepinandfunctionallycompatible

versonsoftheIDT723631/723641/723651,designedtorunoffa3.3Vsupply

forexceptionallylow-powerconsumption. Thesedevicesaremonolithichigh-

speed,low-power,CMOSclockedFIFOmemory. Itsupportsclockfrequencies

upto67MHzandhasreadaccesstimesasfastas10ns. The512/1,024/2,048

x36dual-portSRAMFIFObuffersdatafromportAtoPortB. TheFIFOmemory

has retransmitcapability, whichallows previouslyreaddata tobe accessed

again. The FIFOoperates inFirstWordFallThroughmode andhas flags to

indicateemptyandfullconditionsandconditionsandtwoprogrammableflags

(Almost-FullandAlmost-Empty)toindicatewhenaselectednumberofwords

isstoredinmemory. Communicationbetweeneachportmaytakeplacewith

• Output Ready (OR) and Almost-Empty (AE) flags synchronized

by CLKB

FUNCTIONAL BLOCK DIAGRAM

MBF1

Mail 1

CLKA

CSA

W/RA

ENA

MBA

Port-A

Control

Logic

RAM ARRAY

512 x 36

1,024 x 36

2,048 x 36

Reset

Logic

RST

RTM

Read

Pointer

Write

Pointer

RFM

- A35

B0 - B35

Status Flag

Logic

Flag Offset

Registers

/SD

FS /SEN

CLKB

CSB

W/RB

ENB

MBB

Port-B

Control

Logic

Mail 2

4658 drw 01

MBF2

IDTandtheIDTlogoaretrademarkofIntegratedDeviceTechnology, Inc. SyncFIFOisatrademarkofIntegratedDeviceTechnology, Inc.

COMMERCIAL TEMPERATURE RANGE

NOVEMBER 2003

DSC-4658/2



12 3 4 5 6 7...21

中文翻译

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与72V3641L20PF相关器件

型号	品牌	获取价格	描述	数据表
72V3641L20PFG	IDT	获取价格	FIFO, 1KX36, 12ns, Synchronous, CMOS, PQFP120, GREEN, TQFP-120
72V3641L20PQFG	IDT	获取价格	FIFO, 1KX36, 12ns, Synchronous, CMOS, PQFP132, GREEN, PLASTIC, QFP-132
72V3642	RENESAS	获取价格	1K x 36 x 2 SyncBiFIFO, 3.3V
72V3642L10PF	IDT	获取价格	TQFP-120, Tray
72V3642L10PFG	IDT	获取价格	3.3 VOLT CMOS SyncBiFIFO
72V3642L10PFG8	IDT	获取价格	3.3 VOLT CMOS SyncBiFIFO
72V3642L10PQF	IDT	获取价格	PQFP-132, Tray
72V3642L10PQFG	IDT	获取价格	Bi-Directional FIFO, 1KX36, 6.5ns, Synchronous, CMOS, PQFP132, PLASTIC, QFP-132
72V3642L15PFG	IDT	获取价格	3.3 VOLT CMOS SyncBiFIFO
72V3642L15PFG8	IDT	获取价格	3.3 VOLT CMOS SyncBiFIFO

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